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The mattress factory fire spirals out of control. Truck and squad lay it on the line in hopes of getting the trapped victims out alive.
A Real Shot in the Arm
Lt. Casey struggles to get Chief Boden to sign off on an energetic new recruit. Against her better judgment, Foster extends an olive branch to her irritating new medic. Otis inspires .. show full overview
Brett and Foster question the suspicious circumstances surrounding an attack at a juvenile detention center. A convoluted new technology at Firehouse 51 tests everybody's patience. Kidd is chosen to represent the district at a leadership conference.
A rare but deadly bacteria takes its toll on numerous victims around the city, leaving Chicago’s finest first responders to work together alongside the CDC to resolve the dangerous .. show full overview
Kidd must prove herself at the National Firefighter Leadership Conference while the rest of Firehouse 51 is called to two eerily similar car wrecks. Mouch tries to keep everyone in the .. show full overview
What Went Wrong
Cruz and Severide suspect foul play when a fire started by an elderly woman turns deadly. Kidd, Foster and Brett create a women’s-only lounge. Firehouse 51 celebrates some good news.
Welcome to Crazytown
Severide must make a tough decision about the future of his career at Firehouse 51. Herrmann deals with the consequences of his temper. Cruz is excited to demonstrate the Slamigan at the Firefighting Expo. Commissioner Grissom returns.
Seeing Is Believing
Severide starts off on the wrong foot at his Office of Fire Investigation assignment when, despite orders, he reopens an old case. Herrmann is on a mission to discover what caused an apartment fire. Kidd finds herself burning the candle at both ends.
Best Friend Magic
An unexpected visit throws Casey for a loop. Severide sets out to exonerate a wrongly convicted arsonist. Kidd pays the price for burning the candle at both ends. Cruz goes on a mission to fix one of Otis’s old toys.
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